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National Stock Number:
5305-00-143-3453
Federal Supply Class:
5305
National Item Identification Number:
001433453
Description:
SCREW,EXTERNALLY RELIEVED BODY
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.
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Manufacturer Information:
| 577R005H34 | 5N116 | QUALITY SOCKET SCREW MANUFACTURING CORP | | 577R005H34 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | P81-1032-4 | 04729 | UNICORP. | | D791515-34 | 0HDW7 | HUCK INTERNATIONAL, INC. | | FTC7279-H34 | 58794 | FASTENER TECHNOLOGY CORP | | D791515-34 | 97928 | HUCK INTL INC | | P81-1032-4 | 73197 | HI-SHEAR CORPORATION |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.235 INCHES MINIMUM AND | | 0.240 INCHES MAXIMUM | | FASTENER LENGTH | 0.670 INCHES MINIMUM AND | | 0.690 INCHES MAXIMUM | | MATERIAL | STEEL COMP 4130 OR | | STEEL COMP 4140 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD ALL MATERIAL RESPONSES OVERALL | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY2 CL3 FED SPEC ALL TREATMENT RESPONSES OVERALL | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | HEAD STYLE | PAN | | HEAD DIAMETER | 0.275 INCHES NOMINAL | | HEAD HEIGHT | 0.075 INCHES NOMINAL | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 | | FIRST DIAMETER FROM HEAD | 0.143 INCHES MINIMUM AND | | 0.149 INCHES MAXIMUM | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.430 INCHES MINIMUM AND | | 0.455 INCHES MAXIMUM |
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